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Light and optics.

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Presentation on theme: "Light and optics."— Presentation transcript:

1 Light and optics

2 What is light? (Radiant Energy)
Light is energy we can see, it can be synthetic or natural White light is a mixture of all colors found in a rainbow

3 Natural Light Found in nature Most abundant Examples:
The Sun, Fire, bioluminescent organisms (they make own light and glow)

4 Synthetic Light (Man Made)
Incandescent : high temperatures give off light, (light bulb) Fluorescent: particles absorb invisible light and turn it into visible light Chemiluminescent: chemicals give off light Phosphorescent: light is absorbed into something and give off light once originally light is removed

5 How does light behave Transparent: light travels through it
Translucent: allows some but not all Opaque : no light goes through it at all

6 Types of reflection in you notes predict which behavior will occur
construction paper wax paper aluminum foil (unwrinkled) cloth plastic glass


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